Edwards 9773512584, Instruction Manual

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2. For minimum water consumption, regulate the cooling water flow to the dry pumping
system.
The dry pumping system is supplied with blue plastic dust caps fitted over the outside of
the water inlet and outlet fittings and with red plastic plugs fitted inside these water
fittings. Ensure that both sets of plastic plugs are removed before connecting the cooling
water hoses. Refer to Figure: Remove the plastic plugs from the water fittings . Retain the
plastic plugs for future use.
Figure 12 Remove the plastic plugs from the water fittings
A. Remove outer (blue) caps and inner (red)
plastic plugs
A. Remove outer (blue) caps and inner (red)
plastic plugs
*optional nitrogen flow meter is shown in the image.
Fit the inlet strainer and then use the following procedure to connect the cooling water
supply and ensure that the dry pumping system is receiving the correct water flow rate.
Before starting, ensure that the electrical power supply to the dry pumping system is
switched off.
1. Use BSP pipe fittings (not supplied) to fit to the cooling water supply and return
hoses.
2. Connect the water return hose to the cooling water outlet (refer to Figure: The
controls/connectors on the rear of the pump (system with rear exhaust and
castors/levelling feet fitted) item 17). Fit a water flow meter into the water supply
line close to the pump and then connect the water supply hose to the cooling
water inlet (refer to Figure: The controls/connectors on the rear of the pump
(system with rear exhaust and castors/levelling feet fitted) , item 13). Take care not
to turn the bulkhead fittings on the pump when tightening up the connectors.
3. Turn on the cooling water supply.
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M58800880_H - Installation